Telecom service companies like Tata Teleservices and others are bound to feel the heat following the Supreme Court?s order on Friday asking the companies importing Synchronous Digital Hierarchy (SDH) transmission equipment, which finds use in the telecom industry, to pay antidumping duty ranging between 50 to 236% on such imports.

It also allowed the designated authority to continue anti-dumping investigations into the allegations that these goods from China and Israel are entering the Indian market at prices less than normal values in their domestic markets, thus causing huge loss to state exchequer and damaging the domestic industry.

A bench headed by Justice S H Kapadia asked the respondents – Hyderabad-based Vuppalamritha Magnetic Components Ltd, Prithvi Information Solutions Ltd and Tata Teleservices Ltd?to pay antidumping duty till the disposal of the matter and if they succeeded they would be refunded the same.

??We hereby direct the importing companies to pay interim duty on following equipment ? SDH 1, SDH 4, SDH 60, SDH64, SDH256 either in knocked down or semi-knocked down or completely knocked down or sub-assembly or in parts and components.

However, we make it clear that Dense Wavelength DWDM stand excluded from the above,? the court ordered, while staying the Andhra High Court judgment that that set aside the anti-dumping investigation initiation order by the Centre on import of SDH equipment by the telecom industry.